Question: What are the unit of area which start with the letter w
Paraphrase: Which are the unit of area which start with the letter w?
SPARQL (Wikidata): SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q1371562 . ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 'w')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
Answer: wende, wende, wente, wente, Wolne Tory, Wolne Tory, wehr, wehr